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-rw-r--r--toolkit/identity/IdentityCryptoService.cpp571
1 files changed, 0 insertions, 571 deletions
diff --git a/toolkit/identity/IdentityCryptoService.cpp b/toolkit/identity/IdentityCryptoService.cpp
deleted file mode 100644
index cafe07999..000000000
--- a/toolkit/identity/IdentityCryptoService.cpp
+++ /dev/null
@@ -1,571 +0,0 @@
-/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* vim: set ts=2 et sw=2 tw=80: */
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this file,
- * You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-#include "nsIIdentityCryptoService.h"
-#include "mozilla/ModuleUtils.h"
-#include "nsServiceManagerUtils.h"
-#include "nsNSSShutDown.h"
-#include "nsIThread.h"
-#include "nsThreadUtils.h"
-#include "nsCOMPtr.h"
-#include "nsProxyRelease.h"
-#include "nsString.h"
-#include "mozilla/ArrayUtils.h" // ArrayLength
-#include "mozilla/Base64.h"
-#include "ScopedNSSTypes.h"
-#include "NSSErrorsService.h"
-
-#include "nss.h"
-#include "pk11pub.h"
-#include "secmod.h"
-#include "secerr.h"
-#include "keyhi.h"
-#include "cryptohi.h"
-
-#include <limits.h>
-
-using namespace mozilla;
-
-namespace {
-
-void
-HexEncode(const SECItem * it, nsACString & result)
-{
- const char * digits = "0123456789ABCDEF";
- result.SetCapacity((it->len * 2) + 1);
- result.SetLength(it->len * 2);
- char * p = result.BeginWriting();
- for (unsigned int i = 0; i < it->len; ++i) {
- *p++ = digits[it->data[i] >> 4];
- *p++ = digits[it->data[i] & 0x0f];
- }
-}
-
-#define DSA_KEY_TYPE_STRING (NS_LITERAL_CSTRING("DS160"))
-#define RSA_KEY_TYPE_STRING (NS_LITERAL_CSTRING("RS256"))
-
-class KeyPair : public nsIIdentityKeyPair, public nsNSSShutDownObject
-{
-public:
- NS_DECL_THREADSAFE_ISUPPORTS
- NS_DECL_NSIIDENTITYKEYPAIR
-
- KeyPair(SECKEYPrivateKey* aPrivateKey, SECKEYPublicKey* aPublicKey,
- nsIEventTarget* aOperationThread);
-
-private:
- ~KeyPair()
- {
- nsNSSShutDownPreventionLock locker;
- if (isAlreadyShutDown()) {
- return;
- }
- destructorSafeDestroyNSSReference();
- shutdown(ShutdownCalledFrom::Object);
- }
-
- void virtualDestroyNSSReference() override
- {
- destructorSafeDestroyNSSReference();
- }
-
- void destructorSafeDestroyNSSReference()
- {
- SECKEY_DestroyPrivateKey(mPrivateKey);
- mPrivateKey = nullptr;
- SECKEY_DestroyPublicKey(mPublicKey);
- mPublicKey = nullptr;
- }
-
- SECKEYPrivateKey * mPrivateKey;
- SECKEYPublicKey * mPublicKey;
- nsCOMPtr<nsIEventTarget> mThread;
-
- KeyPair(const KeyPair &) = delete;
- void operator=(const KeyPair &) = delete;
-};
-
-NS_IMPL_ISUPPORTS(KeyPair, nsIIdentityKeyPair)
-
-class KeyGenRunnable : public Runnable, public nsNSSShutDownObject
-{
-public:
- NS_DECL_NSIRUNNABLE
-
- KeyGenRunnable(KeyType keyType, nsIIdentityKeyGenCallback * aCallback,
- nsIEventTarget* aOperationThread);
-
-private:
- ~KeyGenRunnable()
- {
- nsNSSShutDownPreventionLock locker;
- if (isAlreadyShutDown()) {
- return;
- }
- destructorSafeDestroyNSSReference();
- shutdown(ShutdownCalledFrom::Object);
- }
-
- virtual void virtualDestroyNSSReference() override
- {
- destructorSafeDestroyNSSReference();
- }
-
- void destructorSafeDestroyNSSReference()
- {
- }
-
- const KeyType mKeyType; // in
- nsMainThreadPtrHandle<nsIIdentityKeyGenCallback> mCallback; // in
- nsresult mRv; // out
- nsCOMPtr<nsIIdentityKeyPair> mKeyPair; // out
- nsCOMPtr<nsIEventTarget> mThread;
-
- KeyGenRunnable(const KeyGenRunnable &) = delete;
- void operator=(const KeyGenRunnable &) = delete;
-};
-
-class SignRunnable : public Runnable, public nsNSSShutDownObject
-{
-public:
- NS_DECL_NSIRUNNABLE
-
- SignRunnable(const nsACString & textToSign, SECKEYPrivateKey * privateKey,
- nsIIdentitySignCallback * aCallback);
-
-private:
- ~SignRunnable()
- {
- nsNSSShutDownPreventionLock locker;
- if (isAlreadyShutDown()) {
- return;
- }
- destructorSafeDestroyNSSReference();
- shutdown(ShutdownCalledFrom::Object);
- }
-
- void virtualDestroyNSSReference() override
- {
- destructorSafeDestroyNSSReference();
- }
-
- void destructorSafeDestroyNSSReference()
- {
- SECKEY_DestroyPrivateKey(mPrivateKey);
- mPrivateKey = nullptr;
- }
-
- const nsCString mTextToSign; // in
- SECKEYPrivateKey* mPrivateKey; // in
- nsMainThreadPtrHandle<nsIIdentitySignCallback> mCallback; // in
- nsresult mRv; // out
- nsCString mSignature; // out
-
-private:
- SignRunnable(const SignRunnable &) = delete;
- void operator=(const SignRunnable &) = delete;
-};
-
-class IdentityCryptoService final : public nsIIdentityCryptoService
-{
-public:
- NS_DECL_THREADSAFE_ISUPPORTS
- NS_DECL_NSIIDENTITYCRYPTOSERVICE
-
- IdentityCryptoService() { }
- nsresult Init()
- {
- nsresult rv;
- nsCOMPtr<nsISupports> dummyUsedToEnsureNSSIsInitialized
- = do_GetService("@mozilla.org/psm;1", &rv);
- NS_ENSURE_SUCCESS(rv, rv);
-
- nsCOMPtr<nsIThread> thread;
- rv = NS_NewNamedThread("IdentityCrypto", getter_AddRefs(thread));
- NS_ENSURE_SUCCESS(rv, rv);
-
- mThread = thread.forget();
-
- return NS_OK;
- }
-
-private:
- ~IdentityCryptoService() { }
- IdentityCryptoService(const KeyPair &) = delete;
- void operator=(const IdentityCryptoService &) = delete;
-
- nsCOMPtr<nsIEventTarget> mThread;
-};
-
-NS_IMPL_ISUPPORTS(IdentityCryptoService, nsIIdentityCryptoService)
-
-NS_IMETHODIMP
-IdentityCryptoService::GenerateKeyPair(
- const nsACString & keyTypeString, nsIIdentityKeyGenCallback * callback)
-{
- KeyType keyType;
- if (keyTypeString.Equals(RSA_KEY_TYPE_STRING)) {
- keyType = rsaKey;
- } else if (keyTypeString.Equals(DSA_KEY_TYPE_STRING)) {
- keyType = dsaKey;
- } else {
- return NS_ERROR_UNEXPECTED;
- }
-
- nsCOMPtr<nsIRunnable> r = new KeyGenRunnable(keyType, callback, mThread);
- nsresult rv = mThread->Dispatch(r.forget(), NS_DISPATCH_NORMAL);
- NS_ENSURE_SUCCESS(rv, rv);
-
- return NS_OK;
-}
-
-NS_IMETHODIMP
-IdentityCryptoService::Base64UrlEncode(const nsACString & utf8Input,
- nsACString & result)
-{
- return Base64URLEncode(utf8Input.Length(),
- reinterpret_cast<const uint8_t*>(utf8Input.BeginReading()),
- Base64URLEncodePaddingPolicy::Include, result);
-}
-
-KeyPair::KeyPair(SECKEYPrivateKey * privateKey, SECKEYPublicKey * publicKey,
- nsIEventTarget* operationThread)
- : mPrivateKey(privateKey)
- , mPublicKey(publicKey)
- , mThread(operationThread)
-{
- MOZ_ASSERT(!NS_IsMainThread());
-}
-
-NS_IMETHODIMP
-KeyPair::GetHexRSAPublicKeyExponent(nsACString & result)
-{
- MOZ_ASSERT(NS_IsMainThread());
- NS_ENSURE_TRUE(mPublicKey, NS_ERROR_NOT_AVAILABLE);
- NS_ENSURE_TRUE(mPublicKey->keyType == rsaKey, NS_ERROR_NOT_AVAILABLE);
- HexEncode(&mPublicKey->u.rsa.publicExponent, result);
- return NS_OK;
-}
-
-NS_IMETHODIMP
-KeyPair::GetHexRSAPublicKeyModulus(nsACString & result)
-{
- MOZ_ASSERT(NS_IsMainThread());
- NS_ENSURE_TRUE(mPublicKey, NS_ERROR_NOT_AVAILABLE);
- NS_ENSURE_TRUE(mPublicKey->keyType == rsaKey, NS_ERROR_NOT_AVAILABLE);
- HexEncode(&mPublicKey->u.rsa.modulus, result);
- return NS_OK;
-}
-
-NS_IMETHODIMP
-KeyPair::GetHexDSAPrime(nsACString & result)
-{
- MOZ_ASSERT(NS_IsMainThread());
- NS_ENSURE_TRUE(mPublicKey, NS_ERROR_NOT_AVAILABLE);
- NS_ENSURE_TRUE(mPublicKey->keyType == dsaKey, NS_ERROR_NOT_AVAILABLE);
- HexEncode(&mPublicKey->u.dsa.params.prime, result);
- return NS_OK;
-}
-
-NS_IMETHODIMP
-KeyPair::GetHexDSASubPrime(nsACString & result)
-{
- MOZ_ASSERT(NS_IsMainThread());
- NS_ENSURE_TRUE(mPublicKey, NS_ERROR_NOT_AVAILABLE);
- NS_ENSURE_TRUE(mPublicKey->keyType == dsaKey, NS_ERROR_NOT_AVAILABLE);
- HexEncode(&mPublicKey->u.dsa.params.subPrime, result);
- return NS_OK;
-}
-
-NS_IMETHODIMP
-KeyPair::GetHexDSAGenerator(nsACString & result)
-{
- MOZ_ASSERT(NS_IsMainThread());
- NS_ENSURE_TRUE(mPublicKey, NS_ERROR_NOT_AVAILABLE);
- NS_ENSURE_TRUE(mPublicKey->keyType == dsaKey, NS_ERROR_NOT_AVAILABLE);
- HexEncode(&mPublicKey->u.dsa.params.base, result);
- return NS_OK;
-}
-
-NS_IMETHODIMP
-KeyPair::GetHexDSAPublicValue(nsACString & result)
-{
- MOZ_ASSERT(NS_IsMainThread());
- NS_ENSURE_TRUE(mPublicKey, NS_ERROR_NOT_AVAILABLE);
- NS_ENSURE_TRUE(mPublicKey->keyType == dsaKey, NS_ERROR_NOT_AVAILABLE);
- HexEncode(&mPublicKey->u.dsa.publicValue, result);
- return NS_OK;
-}
-
-NS_IMETHODIMP
-KeyPair::GetKeyType(nsACString & result)
-{
- MOZ_ASSERT(NS_IsMainThread());
- NS_ENSURE_TRUE(mPublicKey, NS_ERROR_NOT_AVAILABLE);
-
- switch (mPublicKey->keyType) {
- case rsaKey: result = RSA_KEY_TYPE_STRING; return NS_OK;
- case dsaKey: result = DSA_KEY_TYPE_STRING; return NS_OK;
- default: return NS_ERROR_UNEXPECTED;
- }
-}
-
-NS_IMETHODIMP
-KeyPair::Sign(const nsACString & textToSign,
- nsIIdentitySignCallback* callback)
-{
- MOZ_ASSERT(NS_IsMainThread());
- nsCOMPtr<nsIRunnable> r = new SignRunnable(textToSign, mPrivateKey,
- callback);
-
- return mThread->Dispatch(r, NS_DISPATCH_NORMAL);
-}
-
-KeyGenRunnable::KeyGenRunnable(KeyType keyType,
- nsIIdentityKeyGenCallback * callback,
- nsIEventTarget* operationThread)
- : mKeyType(keyType)
- , mCallback(new nsMainThreadPtrHolder<nsIIdentityKeyGenCallback>(callback))
- , mRv(NS_ERROR_NOT_INITIALIZED)
- , mThread(operationThread)
-{
-}
-
-MOZ_MUST_USE nsresult
-GenerateKeyPair(PK11SlotInfo * slot,
- SECKEYPrivateKey ** privateKey,
- SECKEYPublicKey ** publicKey,
- CK_MECHANISM_TYPE mechanism,
- void * params)
-{
- *publicKey = nullptr;
- *privateKey = PK11_GenerateKeyPair(slot, mechanism, params, publicKey,
- PR_FALSE /*isPerm*/,
- PR_TRUE /*isSensitive*/,
- nullptr /*&pwdata*/);
- if (!*privateKey) {
- MOZ_ASSERT(!*publicKey);
- return mozilla::psm::GetXPCOMFromNSSError(PR_GetError());
- }
- if (!*publicKey) {
- SECKEY_DestroyPrivateKey(*privateKey);
- *privateKey = nullptr;
- MOZ_CRASH("PK11_GnerateKeyPair returned private key without public key");
- }
-
- return NS_OK;
-}
-
-
-MOZ_MUST_USE nsresult
-GenerateRSAKeyPair(PK11SlotInfo * slot,
- SECKEYPrivateKey ** privateKey,
- SECKEYPublicKey ** publicKey)
-{
- MOZ_ASSERT(!NS_IsMainThread());
-
- PK11RSAGenParams rsaParams;
- rsaParams.keySizeInBits = 2048;
- rsaParams.pe = 0x10001;
- return GenerateKeyPair(slot, privateKey, publicKey, CKM_RSA_PKCS_KEY_PAIR_GEN,
- &rsaParams);
-}
-
-MOZ_MUST_USE nsresult
-GenerateDSAKeyPair(PK11SlotInfo * slot,
- SECKEYPrivateKey ** privateKey,
- SECKEYPublicKey ** publicKey)
-{
- MOZ_ASSERT(!NS_IsMainThread());
-
- // XXX: These could probably be static const arrays, but this way we avoid
- // compiler warnings and also we avoid having to worry much about whether the
- // functions that take these inputs will (unexpectedly) modify them.
-
- // Using NIST parameters. Some other BrowserID components require that these
- // exact parameters are used.
- uint8_t P[] = {
- 0xFF,0x60,0x04,0x83,0xDB,0x6A,0xBF,0xC5,0xB4,0x5E,0xAB,0x78,
- 0x59,0x4B,0x35,0x33,0xD5,0x50,0xD9,0xF1,0xBF,0x2A,0x99,0x2A,
- 0x7A,0x8D,0xAA,0x6D,0xC3,0x4F,0x80,0x45,0xAD,0x4E,0x6E,0x0C,
- 0x42,0x9D,0x33,0x4E,0xEE,0xAA,0xEF,0xD7,0xE2,0x3D,0x48,0x10,
- 0xBE,0x00,0xE4,0xCC,0x14,0x92,0xCB,0xA3,0x25,0xBA,0x81,0xFF,
- 0x2D,0x5A,0x5B,0x30,0x5A,0x8D,0x17,0xEB,0x3B,0xF4,0xA0,0x6A,
- 0x34,0x9D,0x39,0x2E,0x00,0xD3,0x29,0x74,0x4A,0x51,0x79,0x38,
- 0x03,0x44,0xE8,0x2A,0x18,0xC4,0x79,0x33,0x43,0x8F,0x89,0x1E,
- 0x22,0xAE,0xEF,0x81,0x2D,0x69,0xC8,0xF7,0x5E,0x32,0x6C,0xB7,
- 0x0E,0xA0,0x00,0xC3,0xF7,0x76,0xDF,0xDB,0xD6,0x04,0x63,0x8C,
- 0x2E,0xF7,0x17,0xFC,0x26,0xD0,0x2E,0x17
- };
-
- uint8_t Q[] = {
- 0xE2,0x1E,0x04,0xF9,0x11,0xD1,0xED,0x79,0x91,0x00,0x8E,0xCA,
- 0xAB,0x3B,0xF7,0x75,0x98,0x43,0x09,0xC3
- };
-
- uint8_t G[] = {
- 0xC5,0x2A,0x4A,0x0F,0xF3,0xB7,0xE6,0x1F,0xDF,0x18,0x67,0xCE,
- 0x84,0x13,0x83,0x69,0xA6,0x15,0x4F,0x4A,0xFA,0x92,0x96,0x6E,
- 0x3C,0x82,0x7E,0x25,0xCF,0xA6,0xCF,0x50,0x8B,0x90,0xE5,0xDE,
- 0x41,0x9E,0x13,0x37,0xE0,0x7A,0x2E,0x9E,0x2A,0x3C,0xD5,0xDE,
- 0xA7,0x04,0xD1,0x75,0xF8,0xEB,0xF6,0xAF,0x39,0x7D,0x69,0xE1,
- 0x10,0xB9,0x6A,0xFB,0x17,0xC7,0xA0,0x32,0x59,0x32,0x9E,0x48,
- 0x29,0xB0,0xD0,0x3B,0xBC,0x78,0x96,0xB1,0x5B,0x4A,0xDE,0x53,
- 0xE1,0x30,0x85,0x8C,0xC3,0x4D,0x96,0x26,0x9A,0xA8,0x90,0x41,
- 0xF4,0x09,0x13,0x6C,0x72,0x42,0xA3,0x88,0x95,0xC9,0xD5,0xBC,
- 0xCA,0xD4,0xF3,0x89,0xAF,0x1D,0x7A,0x4B,0xD1,0x39,0x8B,0xD0,
- 0x72,0xDF,0xFA,0x89,0x62,0x33,0x39,0x7A
- };
-
- static_assert(MOZ_ARRAY_LENGTH(P) == 1024 / CHAR_BIT, "bad DSA P");
- static_assert(MOZ_ARRAY_LENGTH(Q) == 160 / CHAR_BIT, "bad DSA Q");
- static_assert(MOZ_ARRAY_LENGTH(G) == 1024 / CHAR_BIT, "bad DSA G");
-
- PQGParams pqgParams = {
- nullptr /*arena*/,
- { siBuffer, P, static_cast<unsigned int>(mozilla::ArrayLength(P)) },
- { siBuffer, Q, static_cast<unsigned int>(mozilla::ArrayLength(Q)) },
- { siBuffer, G, static_cast<unsigned int>(mozilla::ArrayLength(G)) }
- };
-
- return GenerateKeyPair(slot, privateKey, publicKey, CKM_DSA_KEY_PAIR_GEN,
- &pqgParams);
-}
-
-NS_IMETHODIMP
-KeyGenRunnable::Run()
-{
- if (!NS_IsMainThread()) {
- nsNSSShutDownPreventionLock locker;
- if (isAlreadyShutDown()) {
- mRv = NS_ERROR_NOT_AVAILABLE;
- } else {
- // We always want to use the internal slot for BrowserID; in particular,
- // we want to avoid smartcard slots.
- PK11SlotInfo *slot = PK11_GetInternalSlot();
- if (!slot) {
- mRv = NS_ERROR_UNEXPECTED;
- } else {
- SECKEYPrivateKey *privk = nullptr;
- SECKEYPublicKey *pubk = nullptr;
-
- switch (mKeyType) {
- case rsaKey:
- mRv = GenerateRSAKeyPair(slot, &privk, &pubk);
- break;
- case dsaKey:
- mRv = GenerateDSAKeyPair(slot, &privk, &pubk);
- break;
- default:
- MOZ_CRASH("unknown key type");
- }
-
- PK11_FreeSlot(slot);
-
- if (NS_SUCCEEDED(mRv)) {
- MOZ_ASSERT(privk);
- MOZ_ASSERT(pubk);
- // mKeyPair will take over ownership of privk and pubk
- mKeyPair = new KeyPair(privk, pubk, mThread);
- }
- }
- }
-
- NS_DispatchToMainThread(this);
- } else {
- // Back on Main Thread
- (void) mCallback->GenerateKeyPairFinished(mRv, mKeyPair);
- }
- return NS_OK;
-}
-
-SignRunnable::SignRunnable(const nsACString & aText,
- SECKEYPrivateKey * privateKey,
- nsIIdentitySignCallback * aCallback)
- : mTextToSign(aText)
- , mPrivateKey(SECKEY_CopyPrivateKey(privateKey))
- , mCallback(new nsMainThreadPtrHolder<nsIIdentitySignCallback>(aCallback))
- , mRv(NS_ERROR_NOT_INITIALIZED)
-{
-}
-
-NS_IMETHODIMP
-SignRunnable::Run()
-{
- if (!NS_IsMainThread()) {
- nsNSSShutDownPreventionLock locker;
- if (isAlreadyShutDown()) {
- mRv = NS_ERROR_NOT_AVAILABLE;
- } else {
- // We need the output in PKCS#11 format, not DER encoding, so we must use
- // PK11_HashBuf and PK11_Sign instead of SEC_SignData.
-
- SECItem sig = { siBuffer, nullptr, 0 };
- int sigLength = PK11_SignatureLen(mPrivateKey);
- if (sigLength <= 0) {
- mRv = mozilla::psm::GetXPCOMFromNSSError(PR_GetError());
- } else if (!SECITEM_AllocItem(nullptr, &sig, sigLength)) {
- mRv = mozilla::psm::GetXPCOMFromNSSError(PR_GetError());
- } else {
- uint8_t hash[32]; // big enough for SHA-1 or SHA-256
- SECOidTag hashAlg = mPrivateKey->keyType == dsaKey ? SEC_OID_SHA1
- : SEC_OID_SHA256;
- SECItem hashItem = { siBuffer, hash,
- hashAlg == SEC_OID_SHA1 ? 20u : 32u };
-
- mRv = MapSECStatus(PK11_HashBuf(hashAlg, hash,
- const_cast<uint8_t*>(reinterpret_cast<const uint8_t *>(
- mTextToSign.get())),
- mTextToSign.Length()));
- if (NS_SUCCEEDED(mRv)) {
- mRv = MapSECStatus(PK11_Sign(mPrivateKey, &sig, &hashItem));
- }
- if (NS_SUCCEEDED(mRv)) {
- mRv = Base64URLEncode(sig.len, sig.data,
- Base64URLEncodePaddingPolicy::Include,
- mSignature);
- }
- SECITEM_FreeItem(&sig, false);
- }
- }
-
- NS_DispatchToMainThread(this);
- } else {
- // Back on Main Thread
- (void) mCallback->SignFinished(mRv, mSignature);
- }
-
- return NS_OK;
-}
-
-// XPCOM module registration
-
-NS_GENERIC_FACTORY_CONSTRUCTOR_INIT(IdentityCryptoService, Init)
-
-#define NS_IDENTITYCRYPTOSERVICE_CID \
- {0xbea13a3a, 0x44e8, 0x4d7f, {0xa0, 0xa2, 0x2c, 0x67, 0xf8, 0x4e, 0x3a, 0x97}}
-
-NS_DEFINE_NAMED_CID(NS_IDENTITYCRYPTOSERVICE_CID);
-
-const mozilla::Module::CIDEntry kCIDs[] = {
- { &kNS_IDENTITYCRYPTOSERVICE_CID, false, nullptr, IdentityCryptoServiceConstructor },
- { nullptr }
-};
-
-const mozilla::Module::ContractIDEntry kContracts[] = {
- { "@mozilla.org/identity/crypto-service;1", &kNS_IDENTITYCRYPTOSERVICE_CID },
- { nullptr }
-};
-
-const mozilla::Module kModule = {
- mozilla::Module::kVersion,
- kCIDs,
- kContracts
-};
-
-} // unnamed namespace
-
-NSMODULE_DEFN(identity) = &kModule;